{
  "manageEntity": {
    "action": "Subscribe",
    "entityId": "59868",
    "entityType": "User",
    "nonce": "0x04c8fbf8a11b537e11a4e5a4f485cfd6693fede8737effe574e3125b26d8aab2",
    "signature": "0x66980ff42bc3de2cfee2e95105de56fdf92c99a4fdb430e7d213e9bfb00a610b55ef270cb0a9a3e028e3db96360c9b4e609cff01579a2349feab24ae56dea6e31c",
    "signer": "0x8f77F7FE2165fBa864E751474Ad844d93fAAFaD7",
    "userId": "265585009"
  }
}